Technical Architect / Solution Designer (Contract) at SecurePay / Australia Post

Designed and delivered AWS cloud migration strategy, building landing zones and roadmaps for modernising legacy payment systems. Led compliance projects (Visa/Mastercard MIT framework, Merchant Choice Routing) to ensure regulatory alignment and improved fraud prevention. Managed the ANZ – Worldline migration, designing secure mTLS integrations and coordinating merchant transitions. Partnered with stakeholders across business, compliance, and security to balance risk, scalability, and innovation. Developed and reviewed core payment systems handling millions of transactions daily. Spearheaded Card Data Security Migration, remediating vulnerabilities and uplifting libraries to meet strict compliance deadlines. Integrated external partners (Alpha Commerce Hub, PayHive, Visa/Mastercard schemes) through secure crypto services and HSM integrations. Mentored developers and improved DevOps pipelines to accelerate delivery.

Quantitative Researcher / Developer at Portland House Group

Built trade simulation engines for back-testing and risk analysis. Developed quantitative trading strategies based on statistical arbitrage and high-frequency data. Delivered insights that improved portfolio performance and risk management.

Senior Java Developer (Contract) at National Australia Bank (NAB)

Delivered LVSS enhancements for Reserve Bank settlement compliance, enabling intra-day settlements. Built integration middleware for complaint management systems (Siebel, Tibco, JMS). Enhanced risk rating systems (ECRS) integrated with external rating agencies (Moody’s, S&P, Fitch).

Senior Developer / Consultant at Oakton Consulting

Delivered enterprise applications across banking, telecom, transport, and government sectors. Gained strong foundations in integration, architecture, and system optimisation.

Senior J2EE Developer at Melbourne Cricket Club

Contributed to J2EE development initiatives across the club's IT systems, focusing on scalable, maintainable enterprise applications.

Analyst Developer at Pacific National

Participated in development and maintenance of rail sector IT solutions supporting operations and logistics.

Analyst Developer at CEC, Unisys

Delivered analysis-driven development across banking, telecom, and government-related projects.

Quantitative Researcher / Developer at Portland House Group

Built trade simulation engines for back-testing and risk analysis. Developed quantitative trading strategies based on statistical arbitrage and high-frequency data. Delivered insights that improved portfolio performance and risk management.

Senior Java Developer (Contract) at National Australia Bank (NAB)

Delivered LVSS enhancements for Reserve Bank settlement compliance enabling intra-day settlements. Built integration middleware for complaint management systems (Siebel, Tibco, JMS) improving operational efficiency. Enhanced risk rating systems (ECRS) integrated with external rating agencies (Moody’s, S&P, Fitch).